Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
information 13.2 » information 3.2, information 1.2, information 15.2
la developpement » le developpement, de developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technologies 2 » technologies _, technologies 4
does radio » das radio
13.2 does » 13.8 does, 18.2 does, 13.2.2 does
l afrique » en afrique

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 13.2 does radio communications _ la developpement l afrique.*.